> as lemmas
tri-fin
tri-fin n. and adj.
Brit. 
/ˈtrʌɪfɪn/
, /ˈtrʌɪfɪn/U.S. /ˈtraɪˌfɪn/
Surfing and Windsurfing (a) n. a surfboard or sailboard with three fins (fin n.1 Additions); (b) adj. (of a surfboard or sailboard) having three fins./ˈtraɪˌfɪn/ΚΠ
1971 Surfer Aug. 46 The tri-fin..has single-fin drive and twin-fin torque.
1972 Press-Telegram (Long Beach, Calif.) 28 Apr. c5/7 (advt.) Surfboards. Tri-fin $40. Twin-fin $10.
2009 Cornish Guardian (Nexis) 16 Sept. 4 Four surfboards stolen. The boards are a Rusty, 5ft 10in tri fin surfboard, a Rusty 6ft 1in tri fin board [etc.].
2014 Sydney Morning Herald (Nexis) 7 Jan. 30 Fins keep surfboards in the wave face but the Thruster, or tri-fin, may have had the greatest effect on surfing dynamics.
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as lemmas
- to come right out with
- to come right out with it
- to come round
- to come roundly to the point
- to come running
- to come running to a person
- to come scant of
- to come short
- to come short home
- to come short of
- to come speed
- to come standard
- to come tardy off
- to come thanks
- to come the
- to come the acid
- to come the big figure
- to come the double
- to come the fob on
- to come the levant
- to come the old acid
- to come the old soldier
- to come the old soldier over a person
- to come the paddy over
- to come the possum over